4 files changed, 10 insertions, 50 deletions

diff --git a/arch/openrisc/include/asm/Kbuild b/arch/openrisc/include/asm/Kbuild
index f05c722a21f8..65964d390b10 100644
--- a/arch/openrisc/include/asm/Kbuild
+++ b/arch/openrisc/include/asm/Kbuild
@@ -2,6 +2,7 @@ generic-y += barrier.h
 generic-y += bug.h
 generic-y += bugs.h
 generic-y += checksum.h
+generic-y += compat.h
 generic-y += current.h
 generic-y += device.h
 generic-y += div64.h
diff --git a/arch/openrisc/kernel/dma.c b/arch/openrisc/kernel/dma.c
index a945f00011b4..ec7fd45704d2 100644
--- a/arch/openrisc/kernel/dma.c
+++ b/arch/openrisc/kernel/dma.c
@@ -247,14 +247,3 @@ const struct dma_map_ops or1k_dma_map_ops = {
 	.sync_single_for_device = or1k_sync_single_for_device,
 };
 EXPORT_SYMBOL(or1k_dma_map_ops);
-
-/* Number of entries preallocated for DMA-API debugging */
-#define PREALLOC_DMA_DEBUG_ENTRIES (1 << 16)
-
-static int __init dma_init(void)
-{
-	dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES);
-
-	return 0;
-}
-fs_initcall(dma_init);
diff --git a/arch/openrisc/kernel/traps.c b/arch/openrisc/kernel/traps.c
index 113c175fe469..fac246e6f37a 100644
--- a/arch/openrisc/kernel/traps.c
+++ b/arch/openrisc/kernel/traps.c
@@ -250,27 +250,16 @@ void __init trap_init(void)
 
 asmlinkage void do_trap(struct pt_regs *regs, unsigned long address)
 {
-	siginfo_t info;
-	memset(&info, 0, sizeof(info));
-	info.si_signo = SIGTRAP;
-	info.si_code = TRAP_TRACE;
-	info.si_addr = (void *)address;
-	force_sig_info(SIGTRAP, &info, current);
+	force_sig_fault(SIGTRAP, TRAP_TRACE, (void __user *)address, current);
 
 	regs->pc += 4;
 }
 
 asmlinkage void do_unaligned_access(struct pt_regs *regs, unsigned long address)
 {
-	siginfo_t info;
-
 	if (user_mode(regs)) {
 		/* Send a SIGBUS */
-		info.si_signo = SIGBUS;
-		info.si_errno = 0;
-		info.si_code = BUS_ADRALN;
-		info.si_addr = (void __user *)address;
-		force_sig_info(SIGBUS, &info, current);
+		force_sig_fault(SIGBUS, BUS_ADRALN, (void __user *)address, current);
 	} else {
 		printk("KERNEL: Unaligned Access 0x%.8lx\n", address);
 		show_registers(regs);
@@ -281,15 +270,9 @@ asmlinkage void do_unaligned_access(struct pt_regs *regs, unsigned long address)
 
 asmlinkage void do_bus_fault(struct pt_regs *regs, unsigned long address)
 {
-	siginfo_t info;
-
 	if (user_mode(regs)) {
 		/* Send a SIGBUS */
-		info.si_signo = SIGBUS;
-		info.si_errno = 0;
-		info.si_code = BUS_ADRERR;
-		info.si_addr = (void *)address;
-		force_sig_info(SIGBUS, &info, current);
+		force_sig_fault(SIGBUS, BUS_ADRERR, (void __user *)address, current);
 	} else {		/* Kernel mode */
 		printk("KERNEL: Bus error (SIGBUS) 0x%.8lx\n", address);
 		show_registers(regs);
@@ -464,7 +447,6 @@ static inline void simulate_swa(struct pt_regs *regs, unsigned long address,
 asmlinkage void do_illegal_instruction(struct pt_regs *regs,
 				       unsigned long address)
 {
-	siginfo_t info;
 	unsigned int op;
 	unsigned int insn = *((unsigned int *)address);
 
@@ -485,11 +467,7 @@ asmlinkage void do_illegal_instruction(struct pt_regs *regs,
 
 	if (user_mode(regs)) {
 		/* Send a SIGILL */
-		info.si_signo = SIGILL;
-		info.si_errno = 0;
-		info.si_code = ILL_ILLOPC;
-		info.si_addr = (void *)address;
-		force_sig_info(SIGBUS, &info, current);
+		force_sig_fault(SIGILL, ILL_ILLOPC, (void __user *)address, current);
 	} else {		/* Kernel mode */
 		printk("KERNEL: Illegal instruction (SIGILL) 0x%.8lx\n",
 		       address);
diff --git a/arch/openrisc/mm/fault.c b/arch/openrisc/mm/fault.c
index d0021dfae20a..9f011d16cc46 100644
--- a/arch/openrisc/mm/fault.c
+++ b/arch/openrisc/mm/fault.c
@@ -52,7 +52,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long address,
 	struct task_struct *tsk;
 	struct mm_struct *mm;
 	struct vm_area_struct *vma;
-	siginfo_t info;
+	int si_code;
 	int fault;
 	unsigned int flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE;
 
@@ -97,7 +97,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long address,
 	}
 
 	mm = tsk->mm;
-	info.si_code = SEGV_MAPERR;
+	si_code = SEGV_MAPERR;
 
 	/*
 	 * If we're in an interrupt or have no user
@@ -139,7 +139,7 @@ retry:
 	 */
 
 good_area:
-	info.si_code = SEGV_ACCERR;
+	si_code = SEGV_ACCERR;
 
 	/* first do some preliminary protection checks */
 
@@ -213,11 +213,7 @@ bad_area_nosemaphore:
 	/* User mode accesses just cause a SIGSEGV */
 
 	if (user_mode(regs)) {
-		info.si_signo = SIGSEGV;
-		info.si_errno = 0;
-		/* info.si_code has been set above */
-		info.si_addr = (void *)address;
-		force_sig_info(SIGSEGV, &info, tsk);
+		force_sig_fault(SIGSEGV, si_code, (void __user *)address, tsk);
 		return;
 	}
 
@@ -282,11 +278,7 @@ do_sigbus:
 	 * Send a sigbus, regardless of whether we were in kernel
 	 * or user mode.
 	 */
-	info.si_signo = SIGBUS;
-	info.si_errno = 0;
-	info.si_code = BUS_ADRERR;
-	info.si_addr = (void *)address;
-	force_sig_info(SIGBUS, &info, tsk);
+	force_sig_fault(SIGBUS, BUS_ADRERR, (void __user *)address, tsk);
 
 	/* Kernel mode? Handle exceptions or die */
 	if (!user_mode(regs))